The easiest way to tell if a car stereo is having problems is if the radio isn't coming on, or if one speaker isn't working. Learn about scanning devices that can be used to diagnose internal stereo problems with help from an ASE-certified mechanic in this free video on troubleshooting car problems.
Expert: Tom Brintzenhofe
Bio: Tom Brintzenhofe has been a mechanic for more than 17 years.
Filmmaker: Reel Media LLC
